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Lilit [14]
3 years ago
14

How does light travel?

Physics
2 answers:
Ivenika [448]3 years ago
7 0

Answer:

C

Explanation:

light can travel in a vacuum Anne the sped varies

devlian [24]3 years ago
6 0
The answer to this is C
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Choose what colors are absorbed when white light hits a red apple. (Pick all that apply.)
astra-53 [7]
A red apple absorbs all colors of visible light except red, so red light
is the only light left to bounce off of the apple toward our eyes. 
(This is a big part of the reason that we call it a "red" apple.)

Here's how the various items on the list make out when they hit the apple:

<span>Red . . . . . reflected
Orange . . absorbed
Yellow . . . </span><span><span>absorbed
</span>Green . </span><span><span>. . absorbed
</span>Blue . . </span><span><span>. . absorbed
</span>Violet .</span><span> . . absorbed</span>
<span>Black . . . no light; not a color
White . . . has all colors in it</span>

4 0
3 years ago
Please please please please PLEASE help!!!
inna [77]

Answer:

Because the electricity flows through and creates static bonds around the metal case which creates a bond with other fields that protects it.

Explanation:

8 0
3 years ago
Convert 25 cm to km using the method of dimensional analysis
pogonyaev

25 x 10^-5
= 0.00025

25 cm
= 0.00025 km
7 0
3 years ago
Read 2 more answers
A television camera lens has a 17-cm focal length and a lens diameter of 6.0 cm. what is its number?
IRINA_888 [86]

Answer:

= 2.83

Explanation:

F number (N) is given by the formula;

  F- number = f/D

where f = focal length of lens and D = diameter of the aperture  

Therefore;

F number = 17 cm/6 cm

                <u> = 2.83</u>

3 0
3 years ago
The first element on the periodic table of elements is helium true of false
makvit [3.9K]

Answer:

false

Explanation:

it's hydrogen. also hydrogen has one proton and stuff and helium two

8 0
3 years ago
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